According to the authors, the word doona comes from the Norse word âdunnâ, which means feather down.[1] This makes a bit of sense (think: feather down doona inserts) but it doesnât really explain what the doona is doing in our Australian vocabulary or why itâs not used elsewhere.
Alprostadil is a type of medicine that causes blood vessels to expand, increasing blood flow throughout the body. By increasing blood flow to the penis, alprostadil helps facilitate an erection.lprostadil delivered via a suppository is not as effective as the injection -- it produces an erection in approximately 30%-40% of men with ED. Alprostadil usually begins to work in about five to 20 minutes. Intercourse should be attempted within 10 to 30 minutes after using the medication.
Alprostadil belongs to a group of medicines called vasodilators. These drugs can increase blood flow by expanding blood vessels. This medicine is identical to a naturally occurring substance found in the body that helps keep the blood vessels open and increases blood flow.Alprostadil helps treat ED by increasing the blood flow to the penis, thus causing an erection.his medicine is identical to a naturally occurring substance found in the body that helps keep the blood vessels open and increases blood flow. Alprostadil helps treat ED by increasing the blood flow to the penis, thus causing an erection.